The word Asembling is misspelled against Assembling, which is present continuous of "Assemble"
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Assembling has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings a & embling which should not be misspelled with single 'S'
Wrong Spelling: a-s-embling
Correct Spelling: a-ss-embling
Find more wrongly spelled words of Assembling to spell it well.